/*
 * Copyright 2006-2018 The MZmine 2 Development Team
 * 
 * This file is part of MZmine 2.
 * 
 * MZmine 2 is free software; you can redistribute it and/or modify it under the terms of the GNU
 * General Public License as published by the Free Software Foundation; either version 2 of the
 * License, or (at your option) any later version.
 * 
 * MZmine 2 is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without
 * even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License along with MZmine 2; if not,
 * write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301
 * USA
 */

package net.sf.mzmine.modules.visualization.molstructure;

import java.awt.Dimension;
import java.awt.Graphics;
import java.awt.Rectangle;

import javax.swing.JPanel;

import org.jmol.adapter.smarter.SmarterJmolAdapter;
import org.jmol.api.JmolAdapter;
import org.jmol.api.JmolViewer;

public class Structure3DComponent extends JPanel {

  /**
   * 
   */
  private static final long serialVersionUID = 1L;
  private JmolViewer viewer;
  private JmolAdapter adapter;
  final Dimension currentSize = new Dimension();
  final Rectangle rectClip = new Rectangle();

  /**
   * 
   */
  public Structure3DComponent() {
    adapter = new SmarterJmolAdapter();
    viewer = JmolViewer.allocateViewer(this, adapter, null, null, null, null, null);
    viewer.setColorBackground("white");
    viewer.setShowHydrogens(false);
  }

  /**
   * Loading the structure cannot be performed in the constructor, because that would cause Jmol to
   * freeze. Therefore, we need additional method loadStructure() which is called after the
   * component is constructed.
   */
  public void loadStructure(String structure) {
    viewer.loadInline(structure);
  }

  /**
   * 
   */
  public void paint(Graphics g) {
    getSize(currentSize);
    g.getClipBounds(rectClip);
    viewer.renderScreenImage(g, currentSize, rectClip);
  }
}
